The Boeing Co. announced concepts for combining the GPS network with the Iridium low-earth orbit telecommunication network to improve accuracy, and signal acquisition in urban environments. Boeing executives delivered the briefing at the National Space Symposium for Pentagon and industry officials. There is no firm plan to turn it into a fielded system, however. read more
China launched its 5th Beidou/Compass navigation satellite on Friday, 13 April 2007 (UTC). The initial orbital elements (inclination = 55.0?, eccentricity = 0.62, mean motion = 3.84 orbits per day) may indicate that this is not another GEO satellite but rather the first of the MEO satellites. read more
The European Geostationary Navigation Overlay Service (EGNOS) recently passed flight trials in Limoges, France with flying colors, according to the European Space Agency (ESA). read more
On December 6 last year, the sun emitted a burst of radio energy that impacted the performance of GPS receivers all over the sunlit side of the Earth. That the sun produces radio emissions is not surprising. What is surprising is that on this day they were extremely powerful. read more
A Boeing-led team is working on a so-called Robust Surface Navigation (RSN) concept for the U.S. Defense Advanced Research Projects Agency (DARPA). The objective of the RSN program is to develop navigation technology that can be exploited in the event GPS signals are jammed, blocked or otherwise unavailable. read more
In late-breaking news, the U.S. Air Force awarded Lockheed Martin a $6 million contract to develop and demonstrate a payload that will temporarily transmit a third civil signal, on the L5 frequency at 1176MHz, from a Block IIR-M satellite. read more
The Air Force Space and Missiles Systems Center's GPS Wing has announced a new contract to the Science Applications International Corporation (SAIC) team for systems engineering and integration (SE&I). Contract value is $217 million if all options and maximum award fee are exercised over the five-year contract period of performance. read more
Trimble has introduced the Juno ST handheld, a portable data collection solution supported by the company's field and office software. read more
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